Complete Guide to USA: Visa, Travel, Investment & Important Facts
Discover the Complete Guide to USA: Visa, Travel, Investment & Important Facts – everything you need for seamless USA travel and business. From ESTA and B1/B2 visa requirements to iconic destinations like Grand Canyon and New York City, investment pathways (E-2, EB-5), economic insights (USD 29.2T GDP), current President, and practical tips like buying a SIM card in USA. This ultra-detailed guide blends real traveler experiences with 2025 data to outrank every generic USA guide and help you plan the ultimate American adventure.
Introduction to the United States of America
The United States of America – 50 states, 9.8 million km², 345 million people – is the world’s most powerful economy (USD 29.2T GDP 2025) and top tourist destination (85M visitors expected 2025). From Silicon Valley innovation to Yellowstone’s geothermal wonders, the USA offers unmatched diversity. This Complete Guide to USA: Visa, Travel, Investment & Important Facts covers every angle: visa/ESTA, top attractions, investment visas, buying property, economic sectors, current politics, SIM cards, aviation services, and more.
USA Independence Date: July 4, 1776 – The Birth of a Nation
Celebrated annually as Independence Day with fireworks and barbecues, July 4 marks the adoption of the Declaration of Independence from Britain. This cornerstone of USA facts symbolizes freedom and democracy that still defines American identity today.
How to Apply for USA Visa & ESTA (2025 Latest Rules)
Visa Waiver Program (VWP) – ESTA: Citizens of 41 countries (EU, UK, Japan, Australia, etc.) can travel visa-free for up to 90 days with an approved ESTA (USD 21, valid 2 years). Apply online at esta.cbp.dhs.gov – approval usually instant, but apply 72 hours before flight.
B1/B2 Tourist/Business Visa: Required for most African, Asian, and Latin American nationals. Validity up to 10 years, multiple entry. Required documents: DS-160 form, passport, photo, proof of ties (job, property), bank statements, itinerary. Interview at US embassy mandatory. Processing 3–8 weeks. Approval rate ~80% globally.
How to Get US Passport (For Citizens)
Form DS-11 (first-time) or DS-82 (renewal), proof of citizenship, ID, photo, fees USD 130–200. Expedited service available. US passport ranks 8th globally – visa-free to 186 countries.
Top Places to Visit in USA – Iconic & Off-the-Beaten-Path
- New York City – Times Square, Central Park, Statue of Liberty
- Grand Canyon National Park – 1.8M visitors/year
- Yellowstone – World’s first national park, geysers, wildlife
- San Francisco – Golden Gate, Alcatraz, Napa Valley
- Las Vegas & Miami – Entertainment capitals
- Hawaii – Volcanoes, beaches, surfing
- Washington DC – Free Smithsonian museums, monuments
- Route 66 – Classic American road trip
- Alaska – Northern Lights, glaciers
- New Orleans – Jazz, Cajun food, Mardi Gras
How to Invest in USA – E-2, EB-5, Real Estate & Startups
Popular routes:
- E-2 Treaty Investor Visa – USD 100K–150K investment, renewable indefinitely (Tanzania not eligible, but possible via Grenada/Turkey citizenship)
- EB-5 Immigrant Investor – USD 800K (rural/TEA) or USD 1.05M → Green Card in 2–5 years
- Real estate – Miami, New York, Austin booming
- Start-ups – Silicon Valley, Austin tech hubs
USA Economic Activities & Key Sectors 2025
World’s largest economy: USD 29.2 trillion GDP. Services 80%, tech giants (Apple, Google, Microsoft), finance (Wall Street), entertainment (Hollywood), aerospace, agriculture (world’s top exporter of corn, soy, almonds).
How to Buy SIM Card in USA
T-Mobile, AT&T, Verizon, Mint Mobile. Prepaid plans USD 30–60/month unlimited. eSIM activation via Airalo or at any Walmart/airport kiosk. 5G coverage in all major cities.
Who is the President of USA?
Donald J. Trump – inaugurated as 47th President on January 20, 2025.
Political Status of USA
Federal constitutional republic, two-party system (Republicans & Democrats), 50 states + Washington DC. Current Congress: Republican majority in House and Senate (119th Congress).
Aviation Service Providers in USA – Medevac, Scenic Flights, Helicopter Tours
- Air Methods & REACH – largest air medical providers
- Papillon – Grand Canyon helicopter tours
- Maverick Helicopters – Las Vegas, Maui
- Liberty Helicopters – NYC skyline tours
- Blue Hawaiian – Hawaii volcano flights
USA Culture, Climate, Safety & Travel Tips
Diverse climate: California mild, Midwest extreme seasons, Florida subtropical. Tipping culture 15–25%. Safe overall; avoid certain neighborhoods at night. Health insurance mandatory for visitors.
Plan Your USA Journey with KiliFlying Air
Fly from Tanzania to major US gateways via our partners. Contact us for seamless connections to New York, Washington DC, Miami, and Los Angeles.